Hello aspirant,

Important topics for Aptitude and weightage are:

• Awareness of persons, places, buildings, and materials - 2-3%
• Objects, texture related to architecture and build environment- 2-3%
• Visualizing three-dimensional objects from two-dimensional drawings-3-4%
• Visualizing different sides of 3D objects - 3%
• Mental ability- 2%
• Color texture -1-2%
• Analytical reasoning 1-2%
• 3D perception and Appreciation of scale and proportion of objects 2-3%

For further weightage and details go through the below link:

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/exams/gcet/amp&ved=2ahUKEwjykuCEnfD4AhW3RmwGHQKIDDgQFnoECDUQAQ&usg=AOvVaw1EssMH5LTPgiwsLCPYeqMl

Thank you